<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>外部JavaScript的简单应用</title>
	<!--外部JavaScript文件引用的部分-->
	<script src="js/myFirstScript.js"></script>
  </head>
  <body>
    <h3>外部JavaScript的简单应用</h3>
	<hr />
  </body>
</html>
